[compiler-rt] Remove unwanted --check-prefix=CHECK from unit tests. NFC.

[mgrang]

Summary

Removed unwanted --check-prefix=CHECK from the following unit tests:

test/asan/TestCases/Posix/start-deactivated.cc
test/tsan/Darwin/ignored-interceptors.mm

Patch by: Mandeep Singh Grang (mgrang)

[mgrang]

This is fifth in a series of commits to clean up the unit tests by removing unwanted --check-prefix=CHECK. NFC.

[eugenis]

LGTM

compiler-rt/trunk/test/asan/TestCases/Posix/start-deactivated.cc

 // Test for ASAN_OPTIONS=start_deactivated=1 mode.
 // Main executable is uninstrumented, but linked to ASan runtime. The shared
 // library is instrumented. Memory errors before dlopen are not detected.
 
 // RUN: %clangxx_asan -O0 -DSHARED_LIB %s -fPIC -shared -o %t-so.so
 // RUN: %clangxx -O0 %s -c -o %t.o
 // RUN: %clangxx_asan -O0 %t.o %libdl -o %t
 // RUN: %env_asan_opts=start_deactivated=1,allocator_may_return_null=0 \
-// RUN:   ASAN_ACTIVATION_OPTIONS=allocator_may_return_null=1 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
+// RUN:   ASAN_ACTIVATION_OPTIONS=allocator_may_return_null=1 not %run %t 2>&1 | FileCheck %s
 // RUN: %env_asan_opts=start_deactivated=1 \
 // RUN:   ASAN_ACTIVATION_OPTIONS=help=1 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-HELP
 // RUN: %env_asan_opts=start_deactivated=1,verbosity=1 \
 // RUN:   ASAN_ACTIVATION_OPTIONS=help=1,handle_segv=0 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-UNSUPPORTED
 // RUN: %env_asan_opts=start_deactivated=1 \
 // RUN:   ASAN_ACTIVATION_OPTIONS=help=1,handle_segv=0 not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK-UNSUPPORTED-V0
 
 // Check that verbosity=1 in activation flags affects reporting of unrecognized activation flags.

compiler-rt/trunk/test/tsan/Darwin/ignored-interceptors.mm

 // Check that ignore_interceptors_accesses=1 supresses reporting races from
 // system libraries on OS X. There are currently false positives coming from
 // libxpc, libdispatch, CoreFoundation and others, because these libraries use
 // TSan-invisible atomics as synchronization.
 
 // RUN: %clang_tsan %s -o %t -framework Foundation
 
 // Check that without the flag, there are false positives.
 // RUN: %deflake %run %t 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-RACE
 
 // With ignore_interceptors_accesses=1, no races are reported.
-// RUN: %env_tsan_opts=ignore_interceptors_accesses=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
+// RUN: %env_tsan_opts=ignore_interceptors_accesses=1 %run %t 2>&1 | FileCheck %s
 
 // With ignore_interceptors_accesses=1, races in user's code are still reported.
 // RUN: %env_tsan_opts=ignore_interceptors_accesses=1 %deflake %run %t race 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-RACE
 
 #import <Foundation/Foundation.h>
 
 #import "../test.h"